Die pressing device for corrugated board production

Abstract

The utility model discloses a die pressing device for corrugated board production, which comprises a frame, the frame comprises an operating platform, a stamping component comprises a cylinder, the cylinder is mounted at the bottom of a top plate through a bolt, a first circular connecting plate is welded at the lower end of a piston rod of the cylinder, and a second circular connecting plate is mounted at the bottom of the first circular connecting plate through a buffer component. A lantern ring is installed outside the second circular connecting plate through a bolt, and an upper die is welded to the bottom of the lantern ring. The lower die moving assembly comprises a sliding table, and two lower dies are installed on the top of the sliding table; the two lower dies move left and right back and forth, the upper die conducts punch forming on corrugated boards in the two lower dies back and forth, time waste caused by taking and placing of the corrugated boards is reduced, and the machining efficiency is improved. During punch forming, due to the action of the buffer assembly, the corrugated board is prevented from being damaged due to instant overlarge pressure, and meanwhile, the shaking of the upper die during up-and-down movement is reduced; the upper die and the lower die are both detachable.

Description

Technical Field

[0001] The utility model relates to the technical field of corrugated paperboards, in particular to an automatic die pressing device for corrugated paperboard production, which is simple and can operate continuously. Background Technique

[0002] Corrugated paperboard is also called corrugated cardboard. It is made by bonding at least one layer of corrugated paper and one layer of box board paper (also called box cardboard), and has good elasticity and extensibility. It is mainly used for manufacturing cartons, the sandwich of cartons, and other packaging materials for fragile goods. The existing die pressing device for corrugated paperboard production, with the publication number CN214164241U, discloses a die pressing device for corrugated paperboard production, including a fixed seat. An installation groove is embedded on the surface of the fixed seat, and a lower die is slidably installed in the installation groove. A support frame is fixedly arranged on the fixed seat, and a cylinder is fixedly arranged on the support frame. The lower end of the cylinder is detachably fixed with an upper die. In the utility model, both the lower die and the upper die can be detached and replaced, and the corresponding die can be selected according to the corrugated shape of the corrugated paperboard. When in use, the paperboard to be processed is placed on the surface of the lower die, and the sliding clamping plates are clamped on both sides of the paperboard to be processed to fix the paperboard to be processed. The cylinder extends to drive the upper die to slide downward, pressing the paperboard to complete die pressing. Through the setting of the clamping plates, the paperboard to be processed is fixed to prevent the paperboard to be processed from shifting during die pressing; however, the following defects still exist in the above technical solution: there is no buffer component in the technical solution, resulting in hard contact between the upper die and the corrugated paperboard, so that the impact force received by the corrugated paperboard is too large instantaneously, which is easy to cause damage to the corrugated paperboard, and the taking and placing of the corrugated paperboard after stamping will also cause a certain waste of time, having certain defects. Content of the Utility Model

[0003] The purpose of the utility model is to provide a die pressing device for corrugated paperboard production to solve the problems put forward in the above background technique.

[0004] To achieve the above purpose, the utility model provides the following technical solution: A die pressing device for corrugated paperboard production, including a frame, the frame includes an operating table, and a top plate is installed on the top of the operating table through a bracket;

[0005] A stamping component, the stamping component includes a cylinder, the cylinder is installed at the bottom of the top plate through bolts, the lower end of the piston rod of the cylinder is welded with a circular connecting plate I, the bottom of the circular connecting plate I is installed with a circular connecting plate II through a buffer component, a collar is installed outside the circular connecting plate II through bolts, and an upper die is welded at the bottom of the collar;

[0006] Lower die moving component, the lower die moving component includes a sliding table, the sliding table is slidably installed on the top of the operating table, an electric cylinder for driving the sliding table to move left and right is installed on one side of the top of the operating table, two lower dies are installed on the top of the sliding table, and a molding cavity corresponding to the upper die is provided inside the lower die.

[0007] Preferably, the above-mentioned buffer component includes a telescopic member, the telescopic member includes an inner circular tube, an outer circular tube is movably sleeved outside the inner circular tube, a spring is provided inside the telescopic member, the upper end of the inner circular tube is welded to the bottom of the first circular connecting plate, the lower end of the outer circular tube is welded to the top of the second circular connecting plate, a second limiting ring is integrally formed on the inner wall of the top of the outer circular tube, and a first limiting ring is integrally formed on the outer wall of the bottom of the inner circular tube;

[0008] A spring anti - skew component is provided inside the spring.

[0009] Preferably, the above - mentioned spring anti - skew component includes a spring limiting tube, a spring limiting rod is movably inserted inside the spring limiting tube, the upper end of the spring limiting tube is welded to the bottom of the first circular connecting plate, and the lower end of the spring limiting rod is welded to the top of the second circular connecting plate.

[0010] Preferably, a T - shaped plate is fixedly installed on the top of the above - mentioned operating table, and a T - shaped sliding groove for cooperating with the T - shaped plate to slide is transversely opened at the bottom of the sliding table.

[0011] Preferably, the bottom of the above - mentioned sliding table is rotatably installed with rollers through a mounting frame.

[0012] Preferably, rectangular connecting plates are integrally formed on both the left and right sides of the above - mentioned lower die, and the rectangular connecting plates are installed on the top of the sliding table through bolts.

[0013] Preferably, a telescopic tube is installed between the above - mentioned top plate and the first circular connecting plate, and the telescopic tube is composed of an outer tube and an inner rod.

[0014] Compared with the prior art, the beneficial effects of the present utility model are:

[0015] In this application, two lower dies move back and forth left and right, and the upper die continuously cooperates with the two lower dies to stamp and form corrugated cardboard, reducing the time waste caused by taking and placing corrugated cardboard and improving the processing efficiency; during stamping and forming, due to the action of the buffer component, the upper die first contacts the corrugated cardboard slowly and then gradually increases the pressure on the corrugated cardboard, preventing the corrugated cardboard from being damaged due to excessive instantaneous pressure, and at the same time reducing the shaking of the upper die during up - and - down movement, improving the quality of stamping and forming; both the upper die and the lower die are detachable, and corresponding upper die and lower die can be selected according to actual needs. Description of the Drawings

[0016] Figure 1 This is a schematic structural diagram of the present utility model;

[0017] Figure 2 This is a sectional view of the buffer assembly of the structure of the present utility model;

[0018] Figure 3 This is a schematic structural diagram of the upper mold of the present utility model;

[0019] Figure 4 This is a schematic structural diagram of the lower mold of the present utility model;

[0020] Figure 5 This is a schematic structural diagram of the sliding table of the present utility model;

[0021] Figure 6 This is a schematic diagram of the partial structure of the present utility model, specifically the connection diagram of circular connecting plate one, circular connecting plate two and the collar.

[0022] In the figure: 100, operating table; 110, bracket; 120, top plate; 200, cylinder; 201, telescopic tube; 210, circular connecting plate one; 220, buffer assembly; 221, inner circular tube; 222, outer circular tube; 223, spring; 224, limit ring one; 225, limit ring two; 226, spring limit tube; 227, spring limit rod; 230, circular connecting plate two; 240, collar; 250, upper mold; 300, sliding table; 301, T-shaped plate; 302, roller; 310, electric cylinder; 320, lower mold; 321, shaping cavity; 322, rectangular connecting plate. Detailed implementation manners

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0024] Components that are the same or similar are labeled with the same reference numerals in different drawings; in addition, please understand that terms such as "first", "second", "third", "upper", "lower", "front", "rear", "inner", "outer", "end", "part", "section", "width", "thickness", "area", etc. in the text are only for the convenience of the viewer to refer to the structure in the drawings and are only used to help describe the present utility model, and are not limitations to the present utility model.

[0025] Please refer to Figures 1 - 5, the utility model provides a technical solution: a die pressing device for corrugated board production, comprising a frame, the frame comprising an operating table 100, and a top plate 120 is installed on the top of the operating table 100 through a bracket 110;

[0026] The stamping assembly includes a cylinder 200, which is installed at the bottom of the top plate 120 by bolts. A circular connecting plate 1 210 is welded to the lower end of the piston rod of the cylinder 200. A circular connecting plate 230 is installed at the bottom of the circular connecting plate 1 210 through a buffer assembly 220. A collar 240 is installed on the outside of the circular connecting plate 230 by bolts. Figure 6 As shown, an upper mold 250 is welded to the bottom of the collar 240;

[0027] The lower mold moving assembly includes a sliding table 300, which is slidably installed on the top of the operating table 100. An electric cylinder 310 is installed on one side of the top of the operating table 100 to drive the sliding table 300 to move left and right. Two lower molds 320 are installed on the top of the sliding table 300. The interior of the lower mold 320 is provided with a molding cavity 321 corresponding to the upper mold 250.

[0028] When in use, the corrugated cardboard is placed inside the molding cavity 321, and the cylinder 200 is started to drive the upper mold 250 to move downward to stamp the corrugated cardboard. Then the cylinder 200 pulls the upper mold 250 back to its original position, and the electric cylinder 310 pushes the sliding table 300 to the left to replace the new corrugated cardboard. Then repeat the above actions to stamp the corrugated cardboard inside the molding cavity 321 on the right. Then the cylinder 200 pulls the upper mold 250 back to its original position, and the electric cylinder 310 pulls the sliding table 300 to the right to replace the new corrugated cardboard. Then the corrugated cardboard inside the molding cavity 321 on the left is stamped and formed. The two lower molds 320 By moving back and forth left and right, the upper mold 250 punches and forms the corrugated cardboard inside the two lower molds 320, reducing the time waste caused by taking and placing the corrugated cardboard and improving the processing efficiency; during the punching and forming, due to the effect of the buffer component 220, the upper mold 250 first slowly contacts the corrugated cardboard, and then gradually increases the pressure on the corrugated cardboard to prevent the corrugated cardboard from being damaged due to excessive pressure in an instant, and at the same time reduces the shaking of the upper mold 250 when moving up and down, improving the quality of punching and forming; the upper mold 250 and the lower mold 320 are both detachable, and the corresponding upper mold 250 and the lower mold 320 can be selected according to actual needs.

[0029] See also Figure 2The buffer assembly 220 includes a telescopic member, which includes an inner tube 221, an outer tube 222 is movably sleeved outside the inner tube 221, a spring 223 is provided inside the telescopic member, the upper end of the inner tube 221 is welded to the bottom of the circular connecting plate 1 210, the lower end of the outer tube 222 is welded to the top of the circular connecting plate 230, the top inner wall of the outer tube 222 is integrally formed with a limiting ring 225, and the bottom outer wall of the inner tube 221 is integrally formed with a limiting ring 1 224;

[0030] A spring anti-tilt component is provided inside the spring 223. With the above design, the upper mold 250 and the upper mold 250 first slowly contact the corrugated cardboard through the buffering effect of the spring 223, and then gradually increase the pressure on the corrugated cardboard to prevent the corrugated cardboard from being damaged by the instantaneous excessive pressure. The outer tube 222 is prevented from being separated from the inner tube 221 through the action of the limiting ring 1 224 and the limiting ring 2 225. The inner tube 221 moves up and down in the outer tube 222, thereby reducing the shaking of the upper mold 250 when it moves up and down.

[0031] The spring anti-tilt assembly includes a spring stop tube 226, a spring stop rod 227 is movably inserted inside the spring stop tube 226, the upper end of the spring stop tube 226 is welded to the bottom of the circular connecting plate 1 210, and the lower end of the spring stop rod 227 is welded to the top of the circular connecting plate 230. By adopting the above design, the spring stop rod 227 slides up and down inside the spring stop tube 226, reducing the shaking of the spring 223 when it is extended and retracted.

[0032] A T-shaped plate 301 is fixedly installed on the top of the operating table 100, and a T-shaped groove that slides with the T-shaped plate 301 is horizontally opened at the bottom of the sliding table 300. With the above design, the sliding table 300 can slide left and right conveniently through the action of the T-shaped plate 301.

[0033] The bottom of the sliding platform 300 is rotatably mounted with rollers 302 through a mounting frame, and the rollers 302 facilitate the left and right movement of the sliding platform 300 .

[0034] A rectangular connecting plate 322 is integrally formed on both the left and right sides of the lower mold 320 . The rectangular connecting plate 322 is mounted on the top of the sliding platform 300 by bolts. The lower mold 320 can be easily replaced by disassembling and assembling the bolts.

[0035] A telescopic tube 201 is installed between the top plate 120 and the circular connecting plate 210. The telescopic tube 201 is composed of an outer tube sleeve and an inner rod. The telescopic tube 201 reduces the shaking of the circular connecting plate 210 when it moves up and down.

[0036] In summary:

[0037] The two lower dies 320 move left and right back and forth, and the upper die 250 punches the corrugated cardboard inside the two lower dies 320 back and forth, reducing the waste of time caused by taking and placing the corrugated cardboard and improving the processing efficiency; during the stamping process, due to the function of the buffer assembly 220, the upper die 250 first contacts the corrugated cardboard slowly and then gradually increases the pressure on the corrugated cardboard, preventing the corrugated cardboard from being damaged due to excessive pressure instantaneously, and at the same time reducing the shaking of the upper die 250 during the up and down movement, improving the quality of stamping; both the upper die 250 and the lower die 320 are detachable, and the corresponding upper die 250 and lower die 320 can be selected according to actual needs; through the buffering effect of the spring 223, the upper die 250 first contacts the corrugated cardboard slowly and then gradually increases the pressure on the corrugated cardboard, preventing the corrugated cardboard from being damaged due to excessive pressure instantaneously. Through the functions of the first limiting ring 224 and the second limiting ring 225, the outer circular tube 222 is prevented from separating from the inner circular tube 221, and the inner circular tube 221 moves up and down inside the outer circular tube 222, reducing the shaking of the upper die 250 during the up and down movement; by adopting the above design, the spring limiting rod 227 slides up and down inside the spring limiting tube 226, reducing the shaking of the spring 223 during the telescopic process; a T-shaped sliding groove for sliding cooperation with the T-shaped plate 301 is transversely opened at the bottom of the sliding table 300, facilitating the left and right sliding of the sliding table 300, and the left and right movement of the sliding table 300 is facilitated by the rollers 302.

[0038] Although the embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A die - pressing device for corrugated cardboard production, characterized in that, Including: A frame, the frame includes an operating table, and a top plate is installed on the top of the operating table through a bracket; A stamping component, the stamping component includes a cylinder, the cylinder is installed at the bottom of the top plate by bolts, a circular connecting plate one is welded to the lower end of the piston rod of the cylinder, a circular connecting plate two is installed at the bottom of the circular connecting plate one through a buffer component, a collar is installed outside the circular connecting plate two by bolts, and an upper die is welded to the bottom of the collar; A lower die moving component, the lower die moving component includes a sliding table, the sliding table is slidably installed on the top of the operating table, an electric cylinder for driving the sliding table to move left and right is installed on one side of the top of the operating table, two lower dies are installed on the top of the sliding table, and a shaping cavity corresponding to the upper die is provided inside the lower die.

2. The die pressing device for corrugated cardboard production according to claim 1, wherein: The buffer component includes a telescopic member, the telescopic member includes an inner circular tube, an outer circular tube is movably sleeved outside the inner circular tube, a spring is provided inside the telescopic member, the upper end of the inner circular tube is welded to the bottom of the circular connecting plate one, the lower end of the outer circular tube is welded to the top of the circular connecting plate two, a limiting ring two is integrally formed on the inner wall of the top of the outer circular tube, and a limiting ring one is integrally formed on the outer wall of the bottom of the inner circular tube; A spring anti - tilt component is provided inside the spring.

3. The die pressing device for corrugated cardboard production according to claim 2, characterized in that: The spring anti - tilt component includes a spring limiting tube, a spring limiting rod is movably inserted inside the spring limiting tube, the upper end of the spring limiting tube is welded to the bottom of the circular connecting plate one, and the lower end of the spring limiting rod is welded to the top of the circular connecting plate two.

4. A die-cutting device for corrugated cardboard production according to claim 1, characterized in that: A T - shaped plate is fixedly installed on the top of the operating table, and a T - shaped sliding groove for cooperating with the T - shaped plate to slide is transversely opened at the bottom of the sliding table.

5. A die-cutting device for corrugated cardboard production according to claim 4, characterized in that: Rollers are rotatably installed at the bottom of the sliding table through a mounting frame.

6. The die pressing device for corrugated cardboard production according to claim 1, wherein: Rectangular connecting plates are integrally formed on both the left and right sides of the lower die, and the rectangular connecting plates are installed on the top of the sliding table by bolts.

7. A die pressing device for corrugated cardboard production according to claim 1, characterized in that: A telescopic tube is installed between the top plate and the circular connecting plate one, and the telescopic tube is composed of an outer tube and an inner rod.

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